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1. Core Concept of Antenna Gain Definition: Antenna gain describes an antenna’s ability to focus electromagnetic-wave signals for transmission and reception. Its unit is dBi.

Frequency directly determines the transmission distance, wallpenetration capability and power consumption of an antenna. It is the primary factor for antenna selection. 1. 5.8 GHz Band

I. External Antennas (Installed outside the device housing) 1. Rod Antenna 2. Magnetic-Mount Antenna 3. Waterproof Patch / ManholeCover Antenna 4. Fiberglass Antenna 5. Blade

The key selection parameters of antennas can be divided into two major categories: “passive” and “active”.There are many passive parameters, and here we introduce the